Index: jhdf-2.7/configure.in
===================================================================
--- jhdf-2.7.orig/configure.in	2011-03-03 14:02:22.000000000 +0100
+++ jhdf-2.7/configure.in	2011-03-03 14:03:08.000000000 +0100
@@ -112,28 +112,28 @@
 LLEXT="a";  
 JSLEXT="so";
 ;;
-x86_64-pc-linux*) LD=$CC; LDOPT=-shared; SLEXT="so";
+x86_64-pc-linux*) LD=$CC; LDOPT="-g -shared"; SLEXT="so";
 TARGETLIB="linux"
 SLEXT="so";
 LLEXT="a";  dnl the extension for the HDF and other libraries to link to
 JSLEXT="so";
 COPT="-shared -Dx86_64 -fPIC" ; 
 ;;
-ia64-pc-linux*) LD=$CC; LDOPT=-shared; SLEXT="so";
+ia64-pc-linux*) LD=$CC; LDOPT="-g -shared"; SLEXT="so";
 TARGETLIB="linux"
 SLEXT="so";
 LLEXT="a";  dnl the extension for the HDF and other libraries to link to
 JSLEXT="so";
 COPT="-shared -Dia64 -fPIC" ; 
 ;;
-*-pc-linux*) LD=$CC; LDOPT=-shared; SLEXT="so";
+*-pc-linux*) LD=$CC; LDOPT="-g -shared"; SLEXT="so";
 TARGETLIB="linux"
 SLEXT="so";
 LLEXT="a";  dnl the extension for the HDF and other libraries to link to
 JSLEXT="so";
 COPT="-shared -DUNIX386" ; 
 ;;
-*-freebsd*) LD=$CC; LDOPT=-shared;
+*-freebsd*) LD=$CC; LDOPT="-g -shared";
 TARGETLIB="freebsd"
 SLEXT="so";
 LLEXT="a";  dnl the extension for the HDF and other libraries to link to